//Student2.java
public class Student2 extends ClassRoom {
    public String name="lisi";
    public int age=10;
    public String className="java113";

    public void eat(){
        System.out.println(this.name+"正在吃饭");
    }
    public void study(){
        System.out.println(this.name+"正在学习高数");
    }
}
